Your model DuPont Universal Drinking Water Systems uses the WFDWC20001 WFDWC20001 DuPont Undersink 2000 Series Filter The DuPont WFDWC2001 Undersink 2000 Series Filter is a 20 micron water filter for your DuPont universal drinking water system. This filter will provide your family with the highest quality drinking water possible. A 20 micron water filter, the Dupon